diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangInvoker.java')
| -rw-r--r-- | sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangInvoker.java | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangInvoker.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangInvoker.java deleted file mode 100644 index a2cf71a053..0000000000 --- a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-erlang-runtime/src/main/java/org/apache/tuscany/sca/binding/erlang/impl/ErlangInvoker.java +++ /dev/null @@ -1,209 +0,0 @@ -/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.tuscany.sca.binding.erlang.impl;
-
-import java.lang.reflect.Method;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-import org.apache.tuscany.sca.binding.erlang.ErlangBinding;
-import org.apache.tuscany.sca.binding.erlang.impl.exceptions.ErlangException;
-import org.apache.tuscany.sca.binding.erlang.impl.types.TypeHelpersProxy;
-import org.apache.tuscany.sca.interfacedef.java.JavaOperation;
-import org.apache.tuscany.sca.invocation.Invoker;
-import org.apache.tuscany.sca.invocation.Message;
-
-import com.ericsson.otp.erlang.OtpAuthException;
-import com.ericsson.otp.erlang.OtpConnection;
-import com.ericsson.otp.erlang.OtpEpmd;
-import com.ericsson.otp.erlang.OtpErlangList;
-import com.ericsson.otp.erlang.OtpErlangObject;
-import com.ericsson.otp.erlang.OtpErlangTuple;
-import com.ericsson.otp.erlang.OtpMbox;
-import com.ericsson.otp.erlang.OtpMsg;
-import com.ericsson.otp.erlang.OtpNode;
-import com.ericsson.otp.erlang.OtpPeer;
-import com.ericsson.otp.erlang.OtpSelf;
-
-/**
- * @version $Rev$ $Date$
- */
-public class ErlangInvoker implements Invoker {
-
- private static final Logger logger = Logger.getLogger(ErlangInvoker.class
- .getName());
-
- private ErlangBinding binding;
-
- public ErlangInvoker(ErlangBinding binding) {
- this.binding = binding;
- }
-
- private void reportProblem(Message msg, Exception e) {
- if (msg.getOperation().getFaultTypes().size() > 0) {
- msg.setFaultBody(e);
- } else {
- // NOTE: don't throw exception if not declared
- // TODO: externalize message?
- msg.setBody(null);
- logger
- .log(Level.WARNING, "Problem while sending/receiving data",
- e);
- }
- }
-
- private String getClientNodeName() {
- return "_connector_to_" + binding.getNode()
- + System.currentTimeMillis();
- }
-
- private Message sendMessage(Message msg) {
- OtpMbox tmpMbox = null;
- OtpNode node = null;
- try {
- node = new OtpNode(getClientNodeName());
- if (binding.hasCookie()) {
- node.setCookie(binding.getCookie());
- }
- tmpMbox = node.createMbox();
- // obtain args, make sure they aren't null
- // NOTE: sending message with no content (but only with senders PID)
- // is possible
- Object[] args = (Object[]) (msg.getBody() != null ? msg.getBody()
- : new Object[0]);
- Method jmethod = ((JavaOperation) msg.getOperation())
- .getJavaMethod();
- // create and send msg with self pid in the beginning
- OtpErlangObject[] argsArray = {
- tmpMbox.self(),
- TypeHelpersProxy.toErlang(args, jmethod
- .getParameterAnnotations()) };
- OtpErlangObject otpArgs = new OtpErlangTuple(argsArray);
- tmpMbox.send(msg.getOperation().getName(), binding.getNode(),
- otpArgs);
- if (msg.getOperation().getOutputType() != null) {
- OtpMsg resultMsg = null;
- if (binding.hasTimeout()) {
- resultMsg = tmpMbox.receiveMsg(binding.getTimeout());
- } else {
- resultMsg = tmpMbox.receiveMsg();
- }
- OtpErlangObject result = resultMsg.getMsg();
- msg.setBody(TypeHelpersProxy.toJava(result, msg.getOperation()
- .getOutputType().getPhysical(), jmethod
- .getAnnotations()));
- }
- } catch (InterruptedException e) {
- // TODO: externalize message?
- ErlangException ee = new ErlangException(
- "Timeout while receiving message reply", e);
- msg.setBody(null);
- reportProblem(msg, ee);
- } catch (Exception e) {
- reportProblem(msg, e);
- } finally {
- if (tmpMbox != null) {
- tmpMbox.close();
- }
- if (node != null) {
- OtpEpmd.unPublishPort(node);
- node.close();
- }
- }
- return msg;
- }
-
- private Message invokeOperation(Message msg) {
- OtpSelf self = null;
- OtpPeer other = null;
- OtpConnection connection = null;
- try {
- self = new OtpSelf(getClientNodeName());
- if (binding.hasCookie()) {
- self.setCookie(binding.getCookie());
- }
- other = new OtpPeer(binding.getNode());
- connection = self.connect(other);
- Method jmethod = ((JavaOperation) msg.getOperation())
- .getJavaMethod();
- OtpErlangList params = TypeHelpersProxy.toErlangAsList(msg
- .getBody(), jmethod.getParameterAnnotations());
- OtpErlangTuple message = MessageHelper.rpcMessage(self.pid(), self
- .createRef(), binding.getModule(), msg.getOperation()
- .getName(), params);
- connection.send(MessageHelper.RPC_MBOX, message);
- OtpErlangObject rpcResponse = null;
- if (binding.hasTimeout()) {
- rpcResponse = connection.receive(binding.getTimeout());
- } else {
- rpcResponse = connection.receive();
- }
- OtpErlangObject result = ((OtpErlangTuple) rpcResponse)
- .elementAt(1);
- if (MessageHelper.isfunctionUndefMessage(result)) {
- // TODO: externalize message?
- Exception e = new ErlangException("No '" + binding.getModule()
- + ":" + msg.getOperation().getName()
- + "' operation defined on remote '" + binding.getNode()
- + "' node.");
- reportProblem(msg, e);
- msg.setBody(null);
- } else if (msg.getOperation().getOutputType() != null) {
- jmethod.getAnnotations();
- msg.setBody(TypeHelpersProxy.toJava(result, msg.getOperation()
- .getOutputType().getPhysical(), jmethod
- .getAnnotations()));
- }
- } catch (OtpAuthException e) {
- // TODO: externalize message?
- ErlangException ee = new ErlangException(
- "Problem while authenticating client - check your cookie",
- e);
- msg.setBody(null);
- reportProblem(msg, ee);
- } catch (InterruptedException e) {
- // TODO: externalize message?
- ErlangException ee = new ErlangException(
- "Timeout while receiving RPC reply", e);
- msg.setBody(null);
- reportProblem(msg, ee);
- } catch (Exception e) {
- reportProblem(msg, e);
- } finally {
- if (connection != null) {
- connection.close();
- }
- }
- return msg;
- }
-
- /**
- * @see org.apache.tuscany.sca.invocation.Invoker#invoke(org.apache.tuscany.sca.invocation.Message)
- */
- public Message invoke(Message msg) {
- if (binding.isMbox()) {
- return sendMessage(msg);
- } else {
- return invokeOperation(msg);
- }
-
- }
-
-}
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